November 2014
Beginner
336 pages
10h 58m
English
Content preview from Learning to Program
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Relational Databases
The relational database is one of the most common methods of storing large amounts of complex data. Beyond just storing data, a relational database organizes data and creates a structured way of retrieving the portion of the data you need. Relational databases are not terribly flexible, so you need to spend time planning and designing your database before you dive into building it. To make these abstract concepts more concrete, let’s go through an exercise in which we design a database for a library.
Tables
As with the data structures we used before, a database is used to model something in the real world. We will be modeling a library here, so we need to consider what entities in a library we should include in our model. ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.